* Updated squeezenet cpp sample to be explicit about managing color space
* Updated squeezenet c# sample to be explicit about managing color space
* Case insensitive value when looking up metadata
* PR comments to make try catch tighter
* all c++ samples with print results have the correct output now
* c# samples are updated
* fix top3 bug for javascript sample
* update readmes to have correct output of top 3 probabilities
* replace locally declared struct with std::pair
* added .NET Core squeezenet example
* edit readme to acknowledge async limitations of .NET core 2
* refactor out async helper
* update readme
* remove c++ instructions copied from different README
* update Readme. remove liberal new lines
* parametrize assembly reference for Windows.winmd and update README accordingly.
Ryan Lai
Ori Levari